August weather forecast
Palmyra, TN

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Weather in August

August, the last month of the summer in Palmyra, is also a hot month, with an average temperature ranging between max 86.5°F (30.3°C) and min 67.3°F (19.6°C).

Temperature

August notes an average high-temperature of a still hot 86.5°F (30.3°C), subtly differing from July's 87.4°F (30.8°C). An average low-temperature of 67.3°F (19.6°C) is anticipated throughout the nights during August.

Heat index

For August, the heat index is computed to be a torrid 98.6°F (37°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

In August, the average relative humidity in Palmyra is 76%.

Rainfall

In Palmyra, during August, the rain falls for 16.8 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Palmyra, during the entire year, the rain falls for 171 days and collects up to 34.92" (887mm) of precipitation.

Snowfall

In Palmyra, Tennessee, snow does not fall in May through September.

Daylight

In Palmyra, the average length of the day in August is 13h and 30min.
On the first day of August, sunrise is at 5:57 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:18 pm CDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Palmyra. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Shun overexposure. Protection from sun ravages is indispensable. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

How hot is it in Palmyra in August?

In Palmyra, in August, the average high-temperature is 86.5°F (30.3°C), and the average low-temperature is 67.3°F (19.6°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 98.6°F (37°C).

What is the average humidity in August in Palmyra?

The average relative humidity in August is 76%.

How many days does it rain in August in Palmyra?

In Palmyra, in August, during 16.8 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Palmyra?

In Palmyra, snow does not fall in May through September.

What is the average length of the day in August in Palmyra?

The average day length in August in Palmyra is 13h and 30min.

What time are sunrise and sunset in August in Palmyra?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 7:55 pm. On the last day of the month, in Palmyra, sunrise is at 6:21 am and sunset at 7:18 pm CDT.

How long on average sun shines in August in Palmyra?

In August, the average sunshine duration is 10.2h.

What is the month with the highest UV index in Palmyra?

The months with the highest UV index in Palmyra, Tennessee, are May through August, with an average maximum UV index of 6.

How high is the UV index in August in Palmyra?

The average daily maximum UV index in August in Palmyra, Tennessee, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Palmyra, TN

Average temperature in August - Palmyra, TN
  • Average high temperature in August: 86.5°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure in August
Palmyra, TN

Average pressure in August - Palmyra, TN
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in August
Palmyra, TN

Average wind speed in August - Palmyra, TN
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

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Average humidity in August
Palmyra, TN

Average humidity in August - Palmyra, TN
  • Average humidity in August: 76%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in August
Palmyra, TN

Average rainfall in August - Palmyra, TN
  • Average rainfall in August: 2.95"

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in August
Palmyra, TN

Average rainfall days in August - Palmyra, TN
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in August
Palmyra, TN

Average snowfall in August - Palmyra, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is December (1.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Palmyra, TN

Average snowfall days in August - Palmyra, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Palmyra, TN

Average daylight in August / Average sunshine in August - Palmyra, TN
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in August
Palmyra, TN

Average sunshine days in August - Palmyra, TN
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in August
Palmyra, TN

Average UV index in August - Palmyra, TN
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in August
Palmyra, TN

Average cloud cover in August - Palmyra, TN
  • Average cloud cover in August: 30

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in August
Palmyra, TN

Average visibility in August - Palmyra, TN
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Palmyra, Tennessee, USA

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